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biceps femoris

flexor at knee, laterally rotates thigh(if flexed at knee), extends hip

adductor longus

adducts thigh, flexes thigh, may laterally rotate thigh at the hip


adducts thigh, flexes knee, medially rotates tibia


flexes hip and knee, laterally rotates thigh (if flexed at the hip)

rectus femoris

extends knee, flexes hip

vastus lateralis

extends knee, can abnormally displace patella

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